Is it real?
Yes. Never revoked by the IRS. Latest filing on record: FY2025. IRS ruling in Jul 1993.
IRS Pub. 78 · IRS Auto-Revocation List · IRS Business Master File
Where the money goes
64 cents of each dollar spent went to programs.
Form 990 Part IX, line 25, columns B–D. Every line is in By the numbers.
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Who runs it and what they're paid
24 people listed on the 990; $250K paid to officers and key staff.
David Turnbull’s $42K as Former CEO & Director is at the 6th percentile of top reported officer pay among 3395 $1–10M education nonprofits. Peer set: organizations in the same NTEE major field of work and revenue-size band, compared on each org’s own highest-paid officer/key-employee, from Form 990 Part VII / 990-PF Part VIII. Descriptive placement, not a verdict on whether the pay is appropriate.
Compensation history total reportable pay by year · 5 named individuals · Part VII
| Name | FY2025 | FY2024 | FY2023 | FY2022 | FY2020 |
|---|---|---|---|---|---|
| Patrick McWhortor | — | — | — | — | $125,005 |
| Liz Martin-Malikian | — | — | — | $125,000 | — |
| Ivan Fritz | — | $90,955 | — | — | — |
| Jean Tuller | — | — | $66,165 | — | — |
| David Turnbull | $41,600 | — | — | — | — |
Total reportable compensation (Form 990 Part VII column D / Schedule J column E) by filing year, matched by name within this organization. The Schedule J base / bonus / deferred breakdown is not parsed into this dataset.
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Programs and updates
Inspires sustainable urban design for resilient, equitable communities integrated with nature.
Questions for Cosanti Foundation
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Cosanti foundation's experimental environmental program expands from a more structured teaching approach to offer casual and spontaneous learning opportunities. Visitors may tour either of cosanti foundation's physical sites to see the concepts of arcology reflected in facilities that are actively used for both residential and commercial…
Cosanti foundation's experimental environmental program expands from a more structured teaching approach to offer casual and spontaneous learning opportunities. Visitors may tour either of cosanti foundation's physical sites to see the concepts of arcology reflected in facilities that are actively used for both residential and commercial…
Cosanti foundation conducts educational programs for students of all ages to help increase understanding of ecological sustainability, responsible building practices, environmental accountability, and other principles consistent with creating urban habitat while protecting natural surroundings.
Cosanti foundation conducts educational programs for students of all ages to help increase understanding of ecological sustainability, responsible building practices, environmental accountability, and other principles consistent with creating urban habitat while protecting natural surroundings.
Funders
Who pays for it.
From grant filings on record. Receipts are incomplete: individual donors are never listed.
Grants
By the numbers
The FY2021 990, line by line.
Download 990
Filing history
| Year | Money in | Money out | In minus out | Net assets | Download |
|---|---|---|---|---|---|
| FY2025 Latest | $1.6M | $1.9M | −$325K | $4.4M | 990 PDF |
| FY2024Filed with the IRS Jul 8, 2025 | $2.0M | $2.1M | −$91K | $4.8M | 990 PDF |
| FY2023Filed with the IRS Aug 13, 2024 | $1.8M | $1.8M | −$76K | $5.0M | 990 PDF |
| FY2022 | $1.7M | $2.2M | −$408K | $5.2M | 990 PDF |
| FY2021 ViewingFiled with the IRS Oct 15, 2022 | $1.8M | $1.9M | −$88K | $5.7M | 990 PDF |
| FY2020Filed with the IRS May 26, 2022 | $1.8M | $1.8M | −$5K | $5.3M | 990 PDF |
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Schedules filed Part IV
Form 990 e-file (XML) FY2021 from the IRS · Classification, formation year and address from the IRS Business Master File
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